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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.rex</a></div>
<h2 title="Class RexDynamicParam" class="title">Class RexDynamicParam</h2>
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<li>java.lang.Object</li>
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<li><a href="RexNode.html" title="class in org.apache.calcite.rex">org.apache.calcite.rex.RexNode</a></li>
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<li><a href="RexVariable.html" title="class in org.apache.calcite.rex">org.apache.calcite.rex.RexVariable</a></li>
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<li>org.apache.calcite.rex.RexDynamicParam</li>
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<pre>public class <span class="typeNameLabel">RexDynamicParam</span>
extends <a href="RexVariable.html" title="class in org.apache.calcite.rex">RexVariable</a></pre>
<div class="block">Dynamic parameter reference in a row-expression.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>private int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#index">index</a></span></code></th>
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<h3>Fields inherited from class&nbsp;org.apache.calcite.rex.<a href="RexVariable.html" title="class in org.apache.calcite.rex">RexVariable</a></h3>
<code><a href="RexVariable.html#name">name</a>, <a href="RexVariable.html#type">type</a></code></li>
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<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.rel.type.RelDataType,int)">RexDynamicParam</a></span>&#8203;(<a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;type,
int&nbsp;index)</code></th>
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<div class="block">Creates a dynamic parameter.</div>
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<td class="colFirst"><code>&lt;R,&#8203;P&gt;<br>R</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#accept(org.apache.calcite.rex.RexBiVisitor,P)">accept</a></span>&#8203;(<a href="RexBiVisitor.html" title="interface in org.apache.calcite.rex">RexBiVisitor</a>&lt;R,&#8203;P&gt;&nbsp;visitor,
P&nbsp;arg)</code></th>
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<div class="block">Accepts a visitor with a payload, dispatching to the right overloaded
<a href="RexBiVisitor.html#visitInputRef(org.apache.calcite.rex.RexInputRef,P)"><code>RexBiVisitor.visitInputRef(RexInputRef, Object)</code></a> visitXxx} method.</div>
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<td class="colFirst"><code>&lt;R&gt;&nbsp;R</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#accept(org.apache.calcite.rex.RexVisitor)">accept</a></span>&#8203;(<a href="RexVisitor.html" title="interface in org.apache.calcite.rex">RexVisitor</a>&lt;R&gt;&nbsp;visitor)</code></th>
<td class="colLast">
<div class="block">Accepts a visitor, dispatching to the right overloaded
<a href="RexVisitor.html#visitInputRef(org.apache.calcite.rex.RexInputRef)"><code>visitXxx</code></a> method.</div>
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<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#equals(java.lang.Object)">equals</a></span>&#8203;(java.lang.Object&nbsp;obj)</code></th>
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<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getIndex()">getIndex</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
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<td class="colFirst"><code><a href="../sql/SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getKind()">getKind</a></span>()</code></th>
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<div class="block">Returns the kind of node this is.</div>
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<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hashCode()">hashCode</a></span>()</code></th>
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<code><a href="RexVariable.html#getName()">getName</a>, <a href="RexVariable.html#getType()">getType</a></code></li>
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<code><a href="RexNode.html#isA(java.util.Collection)">isA</a>, <a href="RexNode.html#isA(org.apache.calcite.sql.SqlKind)">isA</a>, <a href="RexNode.html#isAlwaysFalse()">isAlwaysFalse</a>, <a href="RexNode.html#isAlwaysTrue()">isAlwaysTrue</a>, <a href="RexNode.html#toString()">toString</a></code></li>
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<h4>index</h4>
<pre>private final&nbsp;int index</pre>
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<h4>RexDynamicParam</h4>
<pre>public&nbsp;RexDynamicParam&#8203;(<a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;type,
int&nbsp;index)</pre>
<div class="block">Creates a dynamic parameter.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>type</code> - inferred type of parameter</dd>
<dd><code>index</code> - 0-based index of dynamic parameter in statement</dd>
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<h4>getKind</h4>
<pre class="methodSignature">public&nbsp;<a href="../sql/SqlKind.html" title="enum in org.apache.calcite.sql">SqlKind</a>&nbsp;getKind()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="RexNode.html#getKind()">RexNode</a></code></span></div>
<div class="block">Returns the kind of node this is.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="RexNode.html#getKind()">getKind</a></code>&nbsp;in class&nbsp;<code><a href="RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Node kind, never null</dd>
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<h4>getIndex</h4>
<pre class="methodSignature">public&nbsp;int&nbsp;getIndex()</pre>
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<h4>accept</h4>
<pre class="methodSignature">public&nbsp;&lt;R&gt;&nbsp;R&nbsp;accept&#8203;(<a href="RexVisitor.html" title="interface in org.apache.calcite.rex">RexVisitor</a>&lt;R&gt;&nbsp;visitor)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="RexNode.html#accept(org.apache.calcite.rex.RexVisitor)">RexNode</a></code></span></div>
<div class="block">Accepts a visitor, dispatching to the right overloaded
<a href="RexVisitor.html#visitInputRef(org.apache.calcite.rex.RexInputRef)"><code>visitXxx</code></a> method.
<p>Also see <a href="RexUtil.html#apply(org.apache.calcite.rex.RexVisitor,java.util.List,org.apache.calcite.rex.RexNode)"><code>RexUtil.apply(RexVisitor, java.util.List, RexNode)</code></a>,
which applies a visitor to several expressions simultaneously.</div>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RexNode.html#accept(org.apache.calcite.rex.RexVisitor)">accept</a></code>&nbsp;in class&nbsp;<code><a href="RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></dd>
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<h4>accept</h4>
<pre class="methodSignature">public&nbsp;&lt;R,&#8203;P&gt;&nbsp;R&nbsp;accept&#8203;(<a href="RexBiVisitor.html" title="interface in org.apache.calcite.rex">RexBiVisitor</a>&lt;R,&#8203;P&gt;&nbsp;visitor,
P&nbsp;arg)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="RexNode.html#accept(org.apache.calcite.rex.RexBiVisitor,P)">RexNode</a></code></span></div>
<div class="block">Accepts a visitor with a payload, dispatching to the right overloaded
<a href="RexBiVisitor.html#visitInputRef(org.apache.calcite.rex.RexInputRef,P)"><code>RexBiVisitor.visitInputRef(RexInputRef, Object)</code></a> visitXxx} method.</div>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RexNode.html#accept(org.apache.calcite.rex.RexBiVisitor,P)">accept</a></code>&nbsp;in class&nbsp;<code><a href="RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></dd>
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<h4>equals</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;equals&#8203;(java.lang.Object&nbsp;obj)</pre>
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<p>Every node must implement <a href="RexNode.html#equals(java.lang.Object)"><code>RexNode.equals(java.lang.Object)</code></a> based on its content</div>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RexNode.html#equals(java.lang.Object)">equals</a></code>&nbsp;in class&nbsp;<code><a href="RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></dd>
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<h4>hashCode</h4>
<pre class="methodSignature">public&nbsp;int&nbsp;hashCode()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="RexNode.html#hashCode()">RexNode</a></code></span></div>
<div class="block">
<p>Every node must implement <a href="RexNode.html#hashCode()"><code>RexNode.hashCode()</code></a> consistent with
<a href="RexNode.html#equals(java.lang.Object)"><code>RexNode.equals(java.lang.Object)</code></a></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RexNode.html#hashCode()">hashCode</a></code>&nbsp;in class&nbsp;<code><a href="RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></dd>
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